背单词v3

(1) The flowers give off a heady scent at night.
(2) If plastic and rubber are burnt, they'll give off poisonous gases.
(3) Fireflies give off flashes of light when they fly at night.

give off
[ɡiv ɔf]
📢 1 📢 2 📢 3 📢 4

发出；放出；散发出；放射出；

期望，盼望；瞩望；属望；企；

n.窘境，困境；进退两难；

n.刺激物；刺激因素；激法物；

(1) peripheral information
(2) Fund-raising is peripheral to their main activities.
(3) the peripheral nervous system

peripheral
[pəˈrɪfərəl]
📢 1 📢 2 📢 3 📢 4

n.（总称）机器；（政府等的）机关，组织；机器的运转部份；机械装置；

adj.外围的；次要的；（神经）末梢区域的；
n.外部设备；

[医]高密度；

vt.& vi.接近，走近，靠近；
vt.接近；着手处理；使移近；试图贿赂（或影响，疏通）；
n.方法；途径；接近；
vi.靠近；

(1) Entertains the most high hope. for the greatest endeavor. makes the worst plan.
(2) But make no mistake: This cannot solely be America's endeavor.
(3) Please give me enough time make every effort and allow of my endeavor and its result.

endeavor
[enˈdevə]
📢 1 📢 2 📢 3 📢 4

vt.升高一级，升档，迎合（高层次消费者）；
adj.高档的，高收入的，销售对象为高收入者的；

不但…而且…；

n.参加，参与；分享；

vt.& vi.尝试，试图；尽力，竭力；
n.努力，尽力；

(1) particulate pollution
(2) ...the particulate pollution in our atmosphere.
(3) The key technology of the diesel exhaust particulate filter is filter regeneration.

particulate
[pɑ:ˈtɪkjələt]
📢 1 📢 2 📢 3 📢 4

n.细胞膜质，纤维素；（用于制作涂料、漆等的）纤维素化合物；

n.预言者，预兆；
vt.预告；充做…的前驱；

adj.竞争的，比赛的；（价格等）有竞争力的；（指人）好竞争的；[生化] 抑制酶作用的；

adj.微粒的，粒子的；
n.微粒，粒子；

(1) spoken/written discourse
(2) discourse analysis
(3) He was hoping for some lively political discourse at the meeting.

discourse
[ˈdɪskɔ:s]
📢 1 📢 2 📢 3 📢 4

n.繁茂，丰富；充沛，充溢；

n.梗概，大纲，提纲，草稿，要点，主要原则；外形，轮廓，轮廓线，轮廓画法，略图（画法）；
vt.概述；略述；画轮廓，打草图，描略图；

n.论述，交谈；正式的讨论；
vi.演说；谈论；
vt.叙述；讨论；

比分奋起直追；东山再起；卷土重来；

(1) to release a prisoner/hostage
(2) Firefighters took two hours to release the driver from the wreckage.
(3) He refused to release her arm.

release
[rɪˈli:s]
📢 1 📢 2 📢 3 📢 4

n.牛马饲料；寻找粮草；
vi.搜寻（食物），尤指动物觅（食）；（尤指用手）搜寻（东西）；

邻近，接界；近乎；接壤；濒；

vt.释放；放开；发布；发行；
n.释放，排放，解除；释放令；公映的新影片，发布的新闻[消息]；

(1) Price changes must not adversely affect the living standards of the people.
(2) We commented adversely upon the imbecility of that message of telegraphic style.
(3) Widely fluctuating exchange rates may adversely affect international trade.

adversely
[əd'vɜ:slɪ]
📢 1 📢 2 📢 3 📢 4

发出；放出；散发出；放射出；

adv.逆地，反对地；不利地；有害地；

vi.减弱，平息；（洪水）退去，（热度）消退；沉下去；坐下；

adj.富于想像力的，运用想像力的；想象或创造出来的；沉溺于想象的；虚假的；

(1) an accomplished artist/actor/chef
(2) She was an elegant and accomplished woman.
(3) She is an accomplished painter.

accomplished
[əˈkʌmplɪʃt]
📢 1 📢 2 📢 3 📢 4

n.方言，行话；

n.态度，立场；站姿，被放置的姿势；位置；（运动员的）始发姿势；

adj.熟练的；完成的；学识渊博的；有修养的；
v.完成(accomplish的过去式和过去分词)；达到（目的）；实现（诺言、计划等）；

adj.沉静的，宁静的，安宁的；安详的；晴朗的；清澈的；

(1) a well-ventilated room
(2) The bathroom is ventilated by means of an extractor fan.
(3) [不可数名词]a ventilation shaft

ventilate
[ˈventɪleɪt]
📢 1 📢 2 📢 3 📢 4

vt.承认；鸣谢；对…打招呼；告知已收到；

adj.热情的，强烈的，紧张的；热烈的，热情的，认真的；[摄]（底片）明暗度强的；有强烈感情（或意见、想法）的；

vt.使通风；通风；公开；公开讨论；

n.优先，优先权；（时间，序上的）先，前；优先考虑的事；[数]优先次序；

(1) Most galaxy associations are small and have a low density contrast.
(2) Flotation is a process for separating low density solids or liquid particles from a liquid phase.
(3) Since density increases with the concentration of red cells, an unusually low density may indicate anemia.

low-density
[ləu ˈdensiti]
📢 1 📢 2 📢 3 📢 4

n.呼吸；一口气；呼吸力；微量；

vt.等候；等待；期待；

vi.作呼噜声；（指人）发出类似的哼声；
vt.咕哝着说；发哼声，咕哝；
n.（猪等的）呼噜声；咕哝，牢骚；

[医]低密度（的）；

(1) Nothing about this sum has come to light.
(2) It has come to light that he was lying.
(3) The conspiracy did not come to light until a newspaper reporter noticed.

come to light
[kʌm tu: lait]
📢 1 📢 2 📢 3 📢 4

vt.& vi.分；划分；分离；（使）产生分歧；
n.分水岭，分界线；分配；

adj.使人震惊的；
vt.使震惊，使大吃一惊astound的现在分词)；

n.声学；（传声系统的）音响效果；声音的( acoustic的名词复数 )；听觉的；原声的；自然声的；

显露，为大家所周知；东窗事发；

(1) technological developments in telecommunications
(2) the telecommunications industry
(3) [只用于名词前]a telecommunication company

telecommunications

📢 1 📢 2 📢 3 📢 4

分成，分为；

n.（强烈的）倾向，爱好，嗜好；

vt.限制，限定；约束，束缚；

n.[电]电通信；电信，通讯；电信学；电讯；

there is no place like home

📢 1 📢 2 📢 3 📢 4

知道；意识；察觉；

vt.移居国外；

adj.想像中的，假想的，虚构的；[数]虚数的；幻；虚幻；

在家千日好；

(1) She has six previous convictions for theft.
(2) He plans to appeal against his conviction.
(3) an offence which carries, on conviction, a sentence of not more than five years' imprisonment

conviction
[kənˈvɪkʃn]
📢 1 📢 2 📢 3 📢 4

根据；用…的话；就…而言；以…为单位；

n.股份，股票；库存；树干；家畜；
adj.常备的，存货的；陈旧的；
vt.提供货物；备有；
vi.出新芽；囤积；

n.[电]电通信；电信，通讯；电信学；电讯；

n.定罪；说服；确信；信念；

(1) The regime built up the largest army in Africa...
(2) The collection has been built up over the last seventeen years...
(3) Build her up with kindness and a sympathetic ear...

build up
[bild ʌp]
📢 1 📢 2 📢 3 📢 4

v.抵抗，抗拒；忍耐；反对，抵制；
n.防染剂；防腐剂；

adj.挑衅的；蔑视的；大胆的；目中无人的；

逐步建立；增进；（在某个地方）盖满了建筑物；宣扬；

adj.衷心的；诚挚的；真诚的；深切；

(1) a seemingly stupid question
(2) a seemingly endless journey
(3) seemingly, he borrowed the money from the bank.

seemingly
[ˈsi:mɪŋli]
📢 1 📢 2 📢 3 📢 4

adj.值得的；有报酬的；

n.公开辩论；论战；

adj.熟练的；完成的；学识渊博的；有修养的；
v.完成(accomplish的过去式和过去分词)；达到（目的）；实现（诺言、计划等）；

adv.看来似乎；表面上看来；貌似；

(1) We address and analyze issues such as the side effect and ambiguity in Han folding.
(2) If doesn't the leg get hurt what side effect does dozen of long canister gesso have?
(3) Honey and what take poisonous side effect together?

side effect
[said iˈfekt]
📢 1 📢 2 📢 3 📢 4

n.有效，合法性；效力；正确，正当；正确性；

n.散文；单调，平凡；枯燥无味的话，无聊的议论；
vt.用散文写，把…改写成散文；平淡无趣地写；啰啰唆唆地讲；

adj.不可缺少的；绝对必要的；责无旁贷的；不可避开的；
n.不可缺少的人或物；

n.（药物等起到的）副作用；

(1) a global perspective
(2) Try to see the issue from a different perspective .
(3) a report that looks at the education system from the perspective of deaf people

perspective
[pəˈspektɪv]
📢 1 📢 2 📢 3 📢 4

n.透镜，望远镜；观点，看法；远景，景色；洞察力；
adj.（按照）透视画法的；透视的；

vt.注视，凝视；盘算，计议；周密考虑；
vi.沉思，深思熟虑；

vt.安装；安顿，安置；任命；使…正式就职；

adj.分布广的；普遍的；广泛应用；普及的；

(1) food additives
(2) additive-free orange juice
(3) chemical additives in petrol

additive
[ˈædətɪv]
📢 1 📢 2 📢 3 📢 4

n.添加剂；添加物；[数]加法；
adj.附加的；[化]加成的，加和的；[数]加法的；

vi.呼吸；活着，生存；小憩一会儿，歇歇气；散发香气；
vt.呼吸；吸进（如香气）；尤指平静地吐露，低语；使…明显的，暗示；

n.餐馆老板；

…富于，…丰富；

(1) He expected his daughters to be meek and submissive.
(2) She followed him like a submissive child.
(3) ‘You're right and I was wrong, ’ he said submissively.

submissive
[səbˈmɪsɪv]
📢 1 📢 2 📢 3 📢 4

adj.顺从的，唯命是从的；柔顺；帖；贴；

vt.（使）散开，（使）分散，驱散；
vi.撒开；分散；
n.撒布，散播；

在家千日好；

有意要，打算；

(1) The missile fell harmlessly into the sea.
(2) It's just a bit of harmless fun.
(3) The bacteria are harmless to humans.

harmless
[ˈhɑ:mləs]
📢 1 📢 2 📢 3 📢 4

v.接触到，和…接触，碰到；打交道；联络；着；

adj.无害的，不致伤的；没有受到损失或免于法律责任的；

vt.下来；向下倾斜，向下延伸；遗传下来；来自，来源于；
vi.(from)起源（于）；是…的后裔；(on)袭击；(to)把身份降至；

adj.集中的；全神贯注的；浓缩的；汰选出来的；
v.集中(concentrate的过去分词)；聚集，集结；凝缩，浓缩；[矿]汰选；

(1) Cotton clothing allows your skin to breathe.
(2) Her performance breathed wit and charm.
(3) His illness is a result of breathing in paint fumes over many years.

breathe
[bri:ð]
📢 1 📢 2 📢 3 📢 4

n.安慰；舒适；使人舒服的事物；给予援助或安慰的人或事；
vt.安慰，使舒适；使（痛苦等）缓和；

n.格言，权威的断言；宣言( dictum的名词复数 )；声明；名言；格言；

vt.加标点符号；不时打断；加强，强调；
vt.不时打断某事物；使用标点符号；

vi.呼吸；活着，生存；小憩一会儿，歇歇气；散发香气；
vt.呼吸；吸进（如香气）；尤指平静地吐露，低语；使…明显的，暗示；

(1) political savvy
(2) savvy shoppers
(3) He is known for his political savvy and strong management skills.

savvy
[ˈsævi]
📢 1 📢 2 📢 3 📢 4

vt.& vi.（使）发出格格的响声，（使）作嘎嘎声；喋喋不休地说话；
vi.迅速而嘎嘎作响地移动，堕下或走动；
vt.使紧张，使恐惧；给（桅索）扎梯绳；
n.嘎嘎声；发出嘎嘎声的儿童玩具；呼噜声；音响构造；

v.知道，了解；
n.机智；头脑；理解；悟性；
adj.有见识的，懂实际知识的，通情达理的；

vt.迷住，吸引住；使感到非常愉快；

认为…是…；

(1) the sun's harmful ultra-violet rays
(2) Many household products are potentially harmful.
(3) Fruit juices can be harmful to children's teeth.

harmful
[ˈhɑ:mfəl]
📢 1 📢 2 📢 3 📢 4

n.死亡证明书；

adj.对…有害的；能造成损害的；不利；不良；

n.[化]元素；要素；原理；[电]电阻丝；

(1) Radon is known to be harmful to humans in large quantities.
(2) Such chemicals taken up by plants can be harmful to humans and animals.
(3) Generally speaking, natural obesity should not be harmful to human bodies.

be harmful to
[bi: ˈhɑ:mfəl tu:]
📢 1 📢 2 📢 3 📢 4

n.可靠性，确实性，真实性；

戴水肺潜水；

vi.附着于，紧贴；抓紧或抱住；坚持；沿（岸）前进，贴着（墙）走；
vt.依恋，依附于；

妨害；

(1) She continued her recitation of the week's events.
(2) The transmission began with a recitation from the Koran.
(3) The letter was short — a simple recitation of their problem.

recitation
[ˌresɪˈteɪʃn]
📢 1 📢 2 📢 3 📢 4

n.朗诵；背诵；习题课；

阻止；制止；

vt.禁止，下令禁止；剥夺权利；[古]诅咒；
n.禁止，禁令；谴责；诅咒，诅骂；革出教门；

n.估计，预测；报价，预算书；评价，判断；
vt.估计，估算；评价，评论；估量，估价；

(1) High - density plywood was used for all formed surfaces.
(2) This high initial capitalization is rapidly amortized in the well managed high - density orchard.
(3) This region contains areas which are prinarily covered with either high density conifers or meadow hardwoods.

high-density
[hai ˈdensiti]
📢 1 📢 2 📢 3 📢 4

n.螺栓，螺钉；闪电，雷电；门闩；弩箭；
vt.筛选；囫囵吞下；（把门、窗等）闩上；突然说出，脱口说出；
vi.（门窗等）闩上，拴住；冲出，跳出；（马等的）脱缰；囫囵吞下；
adv .突然地；像箭似地；直立地；

n.本能，天性；冲动；天资，天才；
adj.深深地充满着；

adj.住宅的，适于作住宅的；与居住有关的；适宜作住宅的；

[医]高密度；

(1) ‘I'm feeling really depressed. ’ ‘The winter here has that effect sometimes. ’
(2) I tried to persuade him, but with little or no effect.
(3) I can certainly feel the effects of too many late nights.

effect
[ɪˈfekt]
📢 1 📢 2 📢 3 📢 4

与…抗争；

n.影响；效果；印象；所有物；
vt.使发生；引起；产生（效果）；

n.恭维；敬意；道贺，贺词；致意；
vt.向…道贺；称赞；向…致意；

vi.死亡，丧生；毁灭；腐烂，枯萎；老化；
vt.使麻木；使毁坏；

(1) Ventilate the room properly when paint stripping...
(2) The pit is ventilated by a steel fan.
(3) He did not think it the job of officials to ventilate their doubts or daydreams.

ventilation
[ˌventɪ'leɪʃn]
📢 1 📢 2 📢 3 📢 4

adj.怀旧的；回忆往事的；使人联想…的；
n.回忆录作者；

n.惊愕；惊惶失措；惊恐；

adj.不幸的，倒霉的；不吉利的；不成功的；可惜的，可叹的；
n.不幸的人；

n.空气流通；通风设备；通风方法；公开讨论；

(1) I'm a complete novice at skiing.
(2) computer software for novices/the novice user
(3) I'm a novice at these things, Lieutenant. You're the professional...

novice
[ˈnɒvɪs]
📢 1 📢 2 📢 3 📢 4

n.初学者，新手；新信徒；尚未赢过大赛的赛马；

vt.搅动，摇动；使不安；激烈讨论；
vi.鼓动，煽动；

vt.& vi.渴望，热望；恳求，恳请；要求，需要；
vt.恳求，请求；渴望；

迟早有用；

(1) We'll get a breath of fresh air at lunchtime.
(2) Hold your breath and count to ten.
(3) His breath smelt of garlic.

breath
[breθ]
📢 1 📢 2 📢 3 📢 4

n.命令，指挥；司令部，指挥部；[计算机]指令；控制力；
vt.指挥，控制，命令；命令；应得，值得；
vi.给出命令；命令，指令；
adj.指挥的，根据命令（或要求）而作的；

adj.不慎重的；轻率的；不明智的；不警觉的；

vt.& vi.（鱼、蛙等）大量产（卵）；引起，酿成；
vt.大量生产；
n.（鱼、蛙等的）子，卵；（裂殖菌类植物的）丝，菌；产物，结果；

n.呼吸；一口气；呼吸力；微量；

(1) a propane gas cylinder
(2) ...a propane gas cylinder.
(3) Combustion systems can fire on natural gas or propane.

propane
[ˈprəʊpeɪn]
📢 1 📢 2 📢 3 📢 4

n.丙烷；

n.技术专家，专家政治论者，技术统治论者；

n.论述，交谈；正式的讨论；
vi.演说；谈论；
vt.叙述；讨论；

vi.同时共存，和平共处；

(1) Water splashed onto the floor.
(2) Rain splashed against the windows.
(3) He splashed cold water on his face.

splash
[splæʃ]
📢 1 📢 2 📢 3 📢 4

v.使复苏；使复兴；

adj.放射性的；

遵循，依附，坚持；丽；附着；

vt.使（液体）溅起；
vi.（指液体）溅落；
n.（光、色等的）斑点；溅泼声；溅上的斑点；溅泼的量；

(1) carbon dioxide emissions are the primary source of greenhouse gases.
(2) The Kyoto Protocol is a commitment to reduce the amounts of carbon dioxide output.
(3) It adopts carbon dioxide protection welding . Chassis is treated through shot blast. It has and firmness.

carbon dioxide
[ˈkɑ:bən daɪˈɔksaɪd]
📢 1 📢 2 📢 3 📢 4

n.初学者，新手；新信徒；尚未赢过大赛的赛马；

n.二氧化碳；

adj.安全的；牢固的；有把握的；安心的；
vt.保护；（使）获得；使安全；担保；
vi.获得安全，变得安全；安全，保险；承保，担保；[航海学]停止工作；

对…感到惊讶；对…感到害怕；

(1) political groups agitating for social change
(2) Her family are agitating to have her transferred to a prison in the UK.
(3) The women who worked in these mills had begun to agitate for better conditions.

agitate
[ˈædʒɪteɪt]
📢 1 📢 2 📢 3 📢 4

vt.搅动，摇动；使不安；激烈讨论；
vi.鼓动，煽动；

adj.无害的，不致伤的；没有受到损失或免于法律责任的；

v.唱轻快的调子，轻快地动；
n.轻快活泼的调子，轻快的动作；

n.（宝石的重量单位）克拉；，（金子）开（以纯金为24开表示金含量的单位）；=karat；

(1) potential customers
(2) a potential source of conflict
(3) a potential prime minister

potential
[pəˈtenʃl]
📢 1 📢 2 📢 3 📢 4

vt.使…制度化；使成为惯例；把（某人）置于公共机构下；

n.计数；计算；（英国以外的）伯爵；
vt.计算，计数，清点；认为，算为；点…的数目；指望，期待，依赖；
vi.计数；有价值；有价值；算得上；

adj.潜在的，有可能的；[语法学]可能语气的，表示可能性的；有能力的；
n.潜力，潜能；[物]电位，势能；潜能的事物；[语]可能语气；

(1) population density
(2) low density forest
(3) the density of a gas

density
[ˈdensəti]
📢 1 📢 2 📢 3 📢 4

vi.（靠很少的钱或食物）维持生活，生存下去；

n.密度；稠密，浓厚；[物]浓度，比重；愚钝；

n.不慎重的举止，轻率的言行；

n.密度；稠密，浓厚；[物]浓度，比重；愚钝；

(1) profound changes in the earth's climate
(2) My father's death had a profound effect on us all.
(3) profound insights

profound
[prəˈfaʊnd]
📢 1 📢 2 📢 3 📢 4

adj.深厚的；意义深远的；严重的；知识渊博的；
n.〈诗〉深海，大洋；深渊；（灵魂）深处；

adj.壮观的，豪华的；极好的或令人满意的；闪亮的；为众人所推崇的；

adj.复杂的；合成的；
n.复杂；合成体；[数学]复数；

adj.植物（学）的；
n.植物性药材；

(1) The limit for carbon monoxide is 4.5 per cent of the exhaust gas.
(2) Objective To explore resistance to carbon monoxide poisonous hypoxia by Ligustrazin.
(3) Others monitor methane, carbon monoxide, ozone, lead, and all sorts of particles.

carbon monoxide
[ˈkɑ:bən məˈnɔkˌsaɪd]
📢 1 📢 2 📢 3 📢 4

adj.洪水的，大变动的；

n.态度，看法；[戏剧]（表演时的）姿势；

vt.& vi.战栗；发抖；震动；颤动；
n.颤动，打颤；战栗；

n.一氧化碳；

(1) I'd convinced myself (that) I was right.
(2) I've been trying to convince him to see a doctor.
(3) You'll need to convince them of your enthusiasm for the job.

convince
[kənˈvɪns]
📢 1 📢 2 📢 3 📢 4

vt.使相信，说服，使承认；使明白；使确信；使悔悟，使认错[罪]；

vi.侵犯；侵占；蚕食；侵蚀；
vt.侵入，侵犯；侵略，侵占；侵害；侵蚀；

vt.使受欢迎；普及；使通俗化；使流行；

adj.适当的；恰当的；合适的；
vt.占用，拨出；